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Is the practice of returning a C++ reference variable evil?
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420
In general, returning a reference is perfectly normal and happens all the time.
If you mean:
i...
Fastest check if row exists in PostgreSQL
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answered May 9 '13 at 17:30
StartupGuyStartupGuy
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Red black tree over avl tree
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edited Sep 26 '19 at 0:27
Basil Bourque
186k5757 gold badges571571 silver badges804804 bronze badges
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Remove trailing newline from the elements of a string list
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Sven MarnachSven Marnach
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in iPhone App How to detect the screen resolution of the device
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350
CGRect screenBounds = [[UIScreen mainScreen] bounds];
That will give you the entire screen's r...
git selective revert local changes from a file
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edited May 23 '17 at 12:02
Community♦
111 silver badge
answered Jul 10 '09 at 12:15
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Create a CSS rule / class with jQuery at runtime
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270
You can create style element and insert it into DOM
$("<style type='text/css'> .redbold{ ...
How to generate the JPA entity Metamodel?
In the spirit of type safety associated with the CriteriaQuery JPA 2.0 also has an API to support Metamodel representation of entities.
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Age from birthdate in python
...can be done much simpler considering that int(True) is 1 and int(False) is 0:
from datetime import date
def calculate_age(born):
today = date.today()
return today.year - born.year - ((today.month, today.day) < (born.month, born.day))
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